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RS232C interface
Safety Relief valve to prevent over charging
weights 1 mg to 200 gm
Dual mode switching
Rolton K500 Bluetooth Audio Speaker Megaphone Voice Amplifier Support FM TF Recording, K500 Laboratory water bath RS232C interface1. Bluetooth wireless transmission, more convenient to use 2. Thin and light, compact, 158 grams, thickness of 3. 9 cm or so 3. High fidelity microphone, double layer PVC line, strong resistance to pulling, good shielding 4. Frequency intelligent amplifier system: in the radio state, the amplifier automatically turns into AB class anti interference amplification mode; in other modes, the amplifier turns into D class power saving mode 5. Support MP3
US$ 17000.00
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