ØSmall size, easy to carry.
ØCompatible with apple phonelinecontrol feature.
ØUse earphone to record the call, need no software, voice recorder or jailbreak.
ØAble to listen to songs, call, record.
ØCan be used as a voice recorder.
ØEasy to use, just press button to record.
ØVoice prompt when start to record or recording ends.
ØCan play the recording, save the recording into the phone.
ØCopy the recording files out from the earphone connected to computer via USB cable.
ØGood sound quality, stereo clearbassplayback.
ØBuilt in512MBmemory, recording duration up to16hours.
ØBuilt in200MAlithium battery, continuous recording up to5hours.
Ø1yearextra-longstandby time.
ØWorking voltage:5V
ØRecording current:≤40mA
ØPlaying current:≤50mA
ØSleep current:≤10uA
ØCharging current:≤200mA
ØSpeaker:9 mm Dynamic type
ØImpedance:32 ohms
ØSensitivity:100dB±4dB
ØMax power:10 mW
ØFrequency range:20~20000Hz
ØCable length:1.2M ±5%
ØCable:TPE, flat cable,3.5*1.1mm
ØUSB port:3.5mm
ØEarphone shell:ABSplastic/aluminumalloy
ØMICsensitivity:-42dBomni response
ØEnvironment: indoor use, relative humidity less than95%
ØSize:60*19*12mm
4. Package
Brand: SORNBEO/OEM Model: BH539 Size: 19x18x4cm Weight: 247g Bluetooth version: BT4.0 Support profile: HSP, HFP, A2DP, AVRCP Working voltage: 3.7V Noise Cancelling: 25Db Battery: 450mAh Charging time: 2.5-3.5H Working time: 14H Description: 1.Active Noise Cancelling ...
Working voltage: 5V Recording current: ≤40mA Playing current: ≤50mA Sleep current: ≤10uA(theoretically standby time up to 1 year, but considering battery self discharge, so standby time is usually 3~6 months) Charging current: ≤200mA Speaker: 9 mm Dynamic ...