美裕宣传制作有限公司

Input Power: 5V/1A, 5W (USB-C); 5V/1A, 3.5W (Wireless) Working time: 5 hours (earbuds) No. of charge: 3 times (Case) Longest working time: 20 hours (w/ charging case) Battery Type: Li-Polymer Battery Capacity: ~55mAh (Earbuds); ~500mAh (Charging Case) Charging Time: ~1.5 hours (Earbuds); ~2 hours (Charging Case) Driver Type: 5.8mm Frequency Response: 20-20KHz Impedance: 32 ohm Sensitivity: 96db +/- 3db Bluetooth Version: 5.0 Bluetooth Audio Coding: SBC, AAC Supported Profile: A2DP1.3, AVRCP1.6, HFP1.7, HSP1.2 Wireless Frequency: 2.402GHz - 2.480GHz Effective Range: 10m (Line of Sight)  Product size: 39x22x24mm (Earbuds)            63.5x51.5x26.5mm (Charging Case) Material: ABS Color: Gold / Black 

Momax Spark True Wireless Bluetooth Earbuds & Charging Case Pack

康达实业(香港)有限公司

 Mutimedia Speaker 5” 4 Ohm 3W     For details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Mutimedia Speaker 5” 4 Ohm 3W

 Mutimedia Speaker 3” 8 Ohm 20W       For details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Mutimedia Speaker 3” 8 Ohm 20W

 Mutimedia Speaker 3” 4 Ohm 15W      For details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Mutimedia Speaker 3” 4 Ohm 15W

Mutimedia Speaker 3” 8 Ohm 1W       For details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Mutimedia Speaker 3” 8 Ohm 1W

Woofer C2 8"Woofer speaker8"PP Cone With Rubber Edge1" ASV Coil20+15 Oz Magnet Weight8 Ohm ImpedanceFor details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Woofer C2

    For details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Mutimedia Speaker 3.5” 4 Ohm 15W

6.5" PA speaker 6.5"Paper Cone With Cloth Edge1"ASV Coil8 Oz Magnet Weight8 Ohm Impedancer

PA  Speaker E1

Mutimedia Speaker2” 8 Ohm 10W

8"Woofer speaker 8"PP Cone With Rubber Edge1" ASV Coil20+15 Oz Magnet Weight8 Ohm Impedance

 6.5" Woofer speaker 6.5"Paper Cone With Foam Edge1"ASV Coil10 Oz Magnet Weight8 Ohm Impedancer

Woofer A1

Mutimedia Speaker 2.75” 6 Ohm 4W

Mylar Dome Tweeter 0.5" KSV Voice CoilΦ12.5x2mm NdFeB Magnet4 Ohm ImpedanceFor details and full product list, pls see our official website : https://www.hdic.com.hk/ 

Car dome tweeter   T4

漳州市东方智慧型仪器表有限公司

The featured digital multimeter comes with voltage, current, ohm, diode and continuity testing function. It has a digital display on the side and is equipped with two probes in black and red. This pocket sized multimeter flaunts a high portability and is convenient to use. 	 Pocket size digital multimeter. 	 With voltage, current, ohm, diode and continuity testing function. 	 Digital display on the side. 	 Equipped with two probes in black and red. 	 Rectangular shaped case. 	 High portability. 	 Convenient to use.  

Digital Multimeter

Mutimedia Speaker  40mm 8 Ohm 2W (PU Edge)

朗怡国际有限公司

 	 Bluetooth 5.0 	 Solution: Jerry 	 Speaker:10mm x 2/32 ohm 	 Standby: 200 hours 	 Phone talk: 5-6 hours 	 Music play: 4-5 hours 	 Bluetooth range: 10 M 	 80mAh*2(Ears)  

TWS Bluetooth Headset

振和电子石英有限公司

   ISO 9001:2000; ISO 14001:2004 certified.   RoHS complaint SGS certified.   Frequency range 3MHz to 80MHz.   Stability +/-3ppm to 100ppm.   Competitive pricing.  Product specifications: 
   Frequency range: 7.600MHz~110.000MHz.   Mode of oscillation: 7.600MHz~48.000MHz fundamental; 30.000MHz~110.000MHz third overtone.   Frequency tolerance at 25&deg;C: +/-50ppm max. (+/-5ppm; +/-10ppm; +/-30ppm available).   Frequency stability over temperature: +/-50ppm max. (+/-5ppm; +/-10ppm; +/-30ppm available).   Operating temperature range: -10&deg;C~60&deg;C standard, -40&deg;C~85&deg;C extended.   Storage temperature range: -40&deg;C~85&deg;C.   Aging: +/-3ppm/year max.   Load capacitance: 8 PF~32 PF or series.   Shunt capacitance: 4.0 PF max.   Drive level: 0.01&micro;W~100&micro;W.   Reflow conditions: 260&deg;C for 10s max., 2 reflows max.   Resistance of series resonance (ESR):   7.600~16.000 (MHz): fundamental 80 ohm max.   16.001~30.000 (MHz): fundamental 50 ohm max.   30.001~50.000 (MHz): third overtone 100 ohm max.   50.001~110.000 (MHz): third overtone 90 ohm max.  

Bluetooth and GSM Mobile Phone Surface Mount Resonator Crystal Unit

   ISO 9001:2000; ISO 14001:2004 certified.   RoHS complaint SGS certified.   Frequency range 3MHz to 80MHz.   Stability +/-3ppm to 100ppm.   Competitive pricing.  Product specifications: 
   Frequency range: 7.600MHz~110.000MHz.   Mode of oscillation: 7.600MHz~48.000MHz fundamental; 30.000MHz~110.000MHz third overtone.   Frequency tolerance at 25&deg;C: +/-50ppm max. (+/-5ppm; +/-10ppm; +/-30ppm available).   Frequency stability over temperature: +/-50ppm max. (+/-5ppm; +/-10ppm; +/-30ppm available).   Operating temperature range: -10&deg;C~60&deg;C standard, -40&deg;C~85&deg;C extended.   Storage temperature range: -40&deg;C~85&deg;C.   Aging: +/-3ppm/year max.   Load capacitance: 8 PF~32 PF or series.   Shunt capacitance: 4.0 PF max.   Drive level: 0.01&micro;W~100&micro;W.   Reflow conditions: 260&deg;C for 10s max., 2 reflows max.  Resistance of series resonance (ESR): 
   7.600~16.000 (MHz): fundamental 80 ohm max.   16.001~30.000 (MHz): fundamental 50 ohm max.   30.001~50.000 (MHz): third overtone 100 ohm max.   50.001~110.000 (MHz): third overtone 90 ohm max.  

Surface Mount Crystal Resonator

 	 Apply&nbsp;electricity: DC5V&nbsp; 	 Output power: 5W x 2 	 Frequency:180Hz&mdash;&mdash; 20KHz 	 Signal and noise ratio:&ge; 75dB 	 Impedance:4 OHM(&Omega;), 	 Power output:5V&nbsp; 	 Power input: 3.7V~4.2V+0.05V 	 Battery capacity: 2200mAh Horn diameter: 50MM 	 Shell material: ABS 	 Bluetooth version: 4.2 	 Bluetooth distance: 10M 	 Shell size: L168 x W68 x H80MM 	 Intercom function: microphone 	 Weight: 620g Color: Black / green / blue / red  
Feature: 	 Connect bluetooth devices 	 Hands free call 	 Support TF card 	 Support AUX input 	 Support Udisk6.Super cool touch  Packing: 	 White packing box,&nbsp;box size: 18.5 x 8.5 x 10cm,&nbsp;Meas: 44 x 44 x 25cm,&nbsp;qty / ctn: 15pcs, Net / gross weight: 14.5KG / 15.5KG 	 Sample lead time: about 5-7days, mass production lead time: about 15-25days&nbsp;  

Bluetooth Speaker

Mutimedia Speaker 45mm 4 Ohm 3W (PU Edge)

显和有限公司

Small-Sized Portable Audio Speaker includes the following features :&nbsp; 	 Speaker 	 Micro USB cable socket 	 Voltage of Battery: 5V 	 Output power: 3W 	 Impendance: 4 OHM 	 USB charging cable included  Material : 	 ABS housing with silicone coating  Size closed : 	 Size of 4.1 x 4.1 x 5 cm  

Mini Speaker

 	 Stereo headphone 	 Driver unit: 30mm 	 Impedance: 500 ohm 	 Rated Power: 30mw 	 Max Input power: 50mW 	 Frequentie 20hz-20khz 	 Sensitivity: 89&plusmn;3DB at1khz 	 Plug: 3.5mm Stereo 	 Cable Length: Appox 1.5m  

Kids Headphones

  ISO 9001:2000 Certified
Rohs Complaint
Competitive Pricing

Specification :

&nbsp;&nbsp; 1.&nbsp; Frequency Range&nbsp; :&nbsp; 3.200MHz&nbsp;~ 110.000MHz
&nbsp;&nbsp; 2.&nbsp; Mode of Oscillation&nbsp; :&nbsp; 3.200MHz ~ 48.000MHz Fundamental
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 30.000MHz ~ 110.000MHz Third Overtone
&nbsp;&nbsp; 3.&nbsp; Frequency Tolerance at 25&deg;C&nbsp;&nbsp; :&nbsp; +/-50ppm Max&nbsp;(+/-5ppm ; +/-10ppm ; +/-30ppm Available)
&nbsp;&nbsp; 4.&nbsp; Frequency Stability Over Temperature&nbsp; :&nbsp; +/-50ppm Max&nbsp;(+/-5ppm ; +/-10ppm ; +/-30ppm Available)
&nbsp;&nbsp; 5. Operating Temperature Range&nbsp; :&nbsp; -10℃ ～ ＋60℃ Standard, -40℃ ~ +85℃ Extended.
&nbsp;&nbsp; 6.&nbsp;&nbsp;Storage&nbsp;Temperature Range&nbsp; :&nbsp;&nbsp;&nbsp;-40℃ ~ +85℃
&nbsp;&nbsp; 7.&nbsp; Aging&nbsp; :&nbsp; +/-5ppm / Year Max
&nbsp;&nbsp; 8.&nbsp; Load Capacitance&nbsp; :&nbsp; 8pF ~ 32pF or Series
&nbsp;&nbsp; 9.&nbsp; Shunt Capacitance&nbsp; :&nbsp; 7.0pF Max
&nbsp;10.&nbsp; Drive Level&nbsp; :&nbsp; 0.01 &mu;W&nbsp; ~ 100 &mu;W
&nbsp;11.&nbsp; Reflow Conditions&nbsp; :&nbsp; 260℃ For 10s Max, 2 Reflows Max

~~ Resistance&nbsp;of Series Resonance (ESR)&nbsp; ~~
&nbsp; 1.&nbsp; 3.200&nbsp; ~&nbsp; 4.000 (MHz)&nbsp; :&nbsp; Fundamental&nbsp;&nbsp;120 Ohm Max
&nbsp; 2.&nbsp; 4.001&nbsp; ~&nbsp; 8.000 (MHz)&nbsp; :&nbsp; Fundamental&nbsp; 80 Ohm Max
&nbsp; 3.&nbsp; 8.001&nbsp; ~&nbsp; 30.000 (MHz)&nbsp; :&nbsp; Fundamental&nbsp; 40 Ohm Max
&nbsp; 4.&nbsp; 30.000&nbsp; ~&nbsp; 50.000 (MHz)&nbsp; : Third Overtone&nbsp; 100 Ohm Max
&nbsp;&nbsp;5.&nbsp; 50.001&nbsp; ~&nbsp; 90.000 (MHz)&nbsp; :&nbsp; Third&nbsp; Overtone&nbsp; 80 Ohm Max
&nbsp; 6.&nbsp; 90.001&nbsp; ~&nbsp; 110.000 (MHz)&nbsp; :&nbsp; Third Overtone&nbsp; 60 Ohm Max  

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