Motorola SL4000e Bluetooth Earpiece PMLN7851

 

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Motorola PMLN7851 Operation Critical Wireless Bluetooth Audio Headset fits comfortably with the convenience of Bluetooth technology. Designed for commercial walkie-talkies, this Bluetooth headset features PTT and is optimized to work with Motorola two-way radios and WAVE software.

 

Suitable for Motorola Two-way radios such as SL2K, SL2M, SL4000e, SL2600, ,SL3500e, SL7550e, SL500e, SL8500e, ST7000, WAVE5000 etc.

 

Performance Characteristics

• 40ms PTT response time
• 8 hours battery life
• Audio and visual cues (pairing, Bluetooth connection, battery status, charging status)
• Micro USB charging port

PMLN7851A Specifications

Bluetooth	Bluetooth 4.2LE
Microphone Type	omnidirectional
Sensitivity:	-44BV +/-4dBV/Pa(1 kHz, 94dB SPL source, mouth reference point)
Speaker diameter	15mm
Output Power	0.3W (nominal)
Output level	95+/-4dB SPL, 300-3KHz
Frequency response	300Hz – 3000Hz
Distortion (THD)	Max<5 % @ (300 – 3KHz, 0.5W)
Acoustic feedback distance	35 feet (typical, outdoor)
Noise reduction	Yes
Dimensions (WxHxD)	107x72x26mm
Weight	23 grams
Call time:	8 hours (5/5/90 duty cycle)
Standby time:	LTE mode: 70 hours, LMR mode: 35 hours
Charging time:	2 hours
Operating temperature:	-20°C to +60*C
Drop Shock Resistance:	MIL810F Test Method 516.6 Step IV, 4 feet high

 

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