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The earpiece works with Bluetooth adapter ADN-01 to form ESW01-N1 kit, and works with Bluetooth adapter ADN-02 to form ESW01-N2 kit. It features compact design, it is comfortable to wear, and it frees your hand with no extra cables, ideal for medium- and high-end occassions.


Automatic pairing and connection for easy operaiton;

Soft silicone earplug comfortable for extended-wear;

Be charged by the portable radio for prolonged use;

Dual PTT design to work with a ring PTT for easy operation.

Applicable radios: BD550;PD600;PD660;PD680;PD700;PD700R;PD700S;PD750;PD780;PD980;X1e;X1p;Z1p

PTT key: available

Microphone sensitivity: –45±3 dB @ 1 kHz 2.0V 2.2 K, 0 dB = 1 V/Pa

Speaker impedance: 16 Ω±15% @ 1 kHz

Speaker power: 3 mW (rated); 5 mW (max.)

Speaker frequency response: 108±3 dB @ 1 kHz at 1 mW

Color: black

IP rating: IP54

Weight: about 15 g

Operating temperature: –20℃ to 60℃

Storage temperature: –40℃ to 75℃

Working time: ≥ 4 h (5/5/90)

Charging time: ≤ 2 h

Certification: CE, FCC, and IC

Communication range: 8–10 m

Standard compliance: Bluetooth V2.1

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