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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Support Win XP
Material: Made of soft TPU material
Compatible systems: Windows
Number of LED lamp beads: 128
Microphone: 6 mm condenser microphone
USB Charging Earhook Noise Reduction Hearing Aid Sound Amplifier Cable & Charger Support Win XP1. Sound output: 114 122dB Max 2. Sound gain: 30 34dB 3. Total harmonic distortion: 7% 4. Frequency range: 300 3800MHz 5. Input noise: 32dB 6. Voltage: DC 3. 7V 7. Current: 2mA 8. Built in battery: 45mAh 9. Fully charged for about 3 hours 10. Normal work about 45 hours Specification: Package Weight One Package Weight 0. 08kgs 0. 19lb One Package Size 9cm * 8cm * 3cm 3. 54inch * 3. 15inch * 1. 18inch Qty per Carton 100 Carton Weight 8. 10kgs 17. 86lb
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