NIA WH260BT Bluetooth Card-Play FM-Radio Headphones
Communication System: Bluetooth
Specification version: V5.0
Battery Backup: 8-10 Hours
Charging time: 1-1:30 hours
Maximum communication: 10M
Compatible Bluetooth profiles:A2DP,AVRCP,HFP,HSP
Card Multi-decoding:MP3/WAV/WMA
Radio frequency range:87.5--108MHz
Speaker diameter: NdFeB 40MM
Speaker impedance:32ohm
Frequency response:20--20000Hz