1. Two alloy rotating shafts, the wear angle of skin-friendly food grade ear hooks can be adjusted arbitrarily. 2. Compatible with various electronic devices such as Compatible for ios, Android, iPad, laptop, etc. Product Name: Earphones Headset parameters: Bluetooth-compatible version: V5.1 + EDR Wireless frequency: 2.4GHZ Supported protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Transmission distance: 10 meters Battery capacity: 100mAh Charging voltage/current: 5V/1A Reading/talking time: about 8 hours Charging time: about 1 hour Standby time: 120 hours Speaker impedance: φ8MM 32Ω Microphone sensitivity: -42Db Working temperature: -10-50℃ Bin load parameters: Input voltage/current: 5V/1A Battery capacity: 500mAh Cargo compartment size: 11.5x6.5x2cm 1 x charging bin 1 x charging wire 1 x.
eBay