Magnetic Design Bluetooth Wireless Neckband Earphone BT-007

Model: BK3266 stereo
Bluetooth chipset：v5.0
Bluetooth distance: >10M
Speaker size: Φ14.2MM copper coil
Support: HSP, HFP, A2DP, AVRCP
Resistance: 16 ohm
Frequency: 20Hz～20KHz
Battery：80mah
Charging time: about 1.5H
Music time：4hrs
Talk time: 4-5hrs
Standby time: 180hrs
Color: black,white