NIA Q1 Bluetooth 4.2 Overhead Stereo Headphones with FM Radio and MicroSD Support

Type: Wireless Headset
Communication system: Bluetooth ver 4.2 app
Working frequency: 2.402ghz-2.480ghz
Maximum communication: 10m
Compatible bluetooth profiles: a2dp, avrcp, hfp, hsp
Card multi-decoding: mp3, wav, wma
Maximum memory: 32gb
FM radio frequency: 87.5-108mhz
Speaker diameter: 40mm ndfe
Speaker impedance: 32ω
Frequency response: 20-20000hz
Charging power supply: dc5v (battery output: 3.7v)
Charging time: 2 hours/100%full
Playtime/standby time: 8 hours / 200hours
Charging interface: micro usb
Standard attachment: usb cable, manual