2017 New Mini True Wireless Stereo Bluetooth Earphones CSR 4.1 Bluetooth In-Ear With Charging Box

• Size: 23mm x 23mm x 17 mm
• Weight: 8.5g
• Technique: PU+ Plastic cement
• Battery capacity:40mA
• Music /talk time:about 2-2.5 hours 
• Standby time: about 120 min
• Microphone: Silicon microphone
• Color: Balck,Silver,Pink, Gold 

Charging box

• Size: 6.65cm x 3.42cm x 3.21cm 
• Weight: 51g
• Technique: Transparent plastic
• Battery capacity:480mA(can charge the Headset more than 8 times)
• Bluetooth v4.1+EDR
• A2DP profile version 1.3 compliant 
• HFP profile version 1.6 compliant 
• HSP profile version 1.2 compliant 
• AVRCP profile version 1.5 compliant 
• SPP profile version 1.2 compliant
• Embedded 48MIPS dual-MAC DSP coprocessor
• Support for noise reduction and echo cancellation
• Multi-band configurable EQ
• Support for packet loss concealment
• Multipoint for HFP and A2DP
• Support for voice prompt