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Technical data
Bluetooth
®
System:
Version: 4
Profiles: HFP, A2DP, AVRCP, BLE
Group communication:
Proprietary AKE Stealth NG4 hands-free system, full-duplex, 4 participants
Transmit power:
Class 1 (100 mW), power saving function Class 2 (2.5 mW)
Automatic power adjustment via RSSI
Receive sensitivity:
Low noise receive amplifier, noise floor typical 2 dB
Battery:
Lithium-ion polymer 3.75 V, 0.25 Ah
Charge time: approx. 2 - 3 hours.
Operating time: approx. 8 hours
Standby time: approx. 2 days
1
Can vary greatly depending on operating mode, distance and ambient temperature
Charging input:
Micro USB, 5V DC, max 200 mA, reverse polarity protection
Battery regeneration in case of deep discharge.
Signal Microphone:
Noise compensated electret proximity capsule
Input sensitivity: -42 dB (0dB=1V/µBar)
Noise attenuation > 20 dB
Speaker:
Connected load: 32 Ohm (Stealth NG4: 2 x 32 Ω)
Amplifier:
Maximum output power at 8 Ω at UBatt=3.6 V: 0.72 watts
Permissible load impedance: 3 ohms
Transmission range: 20 Hz to 20 KHz.
Connection for external control unit:
R-coding for On/Off/Pair/Vol+/Vol-/Mobile phone remote
Standby:
Standby current consumption: < 1 µA
Wake up time after standby: < 27 ms
Silent current consumption: 5 mA
Weight of the electronics: Incl. battery approx. 50 gram
CE marking, declaration of conformity
This device has been manufactured and tested according to the latest
technical requirements. Detailed information regarding CE marking at AKE
Elektronik, 73230 Kirchheim.
Mail address to request the declaration of conformity: info@ake-elektronik.de
EN
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