Compatible with all audio equipments with bluetooth functions,such as PC,for Ipad,for Ipod,cellphone,tablets,MP3

CSR solution,HSP,HFP,A2DP,AVRCP

Button functions:V- /next music/V+/previous music /pause/play

Bluetooth protocol standards:Bluetooth V4.1+EDR

Button functions:V- /next music/V+/previous music /pause/play

Receiver distance:10m / 360

Battery:3.7V/110mAh lithium-ion battery

Charging time:Less than 2.5 hours

Successive working time:About 3 hours

Standby time:40 hours

Speaker diameter:10mm

Impedance:16

S.P.L:106dB S.P.L.at 1KHz

MIC type :Capacitive

Microphone Unit:4*1.5mm

Frequency Response:20Hz-20,000Hz

Operating voltage:4.5V