{"product_id":"asing-s16-2-4g-wireless-voice-amplifier-with-headset-microphone-for-teachers-tour-guides-with-strap-chain","title":"ASiNG S16  2.4G Wireless Voice Amplifier with Headset Microphone for Teachers Tour Guides With Strap Chain","description":"\u003cbr\u003e1. Wireless zero-binding, upgraded to suppress howling, intelligent noise reduction, clear original sound, and better sound quality\u003cbr\u003e2. 2.4G wireless 30-meter transmission, strong anti-interference and no cross-frequency, stable signal and continuous connection\u003cbr\u003e3. Skin-colored microphone, invisible to wear, no fatigue and no pain in the ears after wearing for a long time\u003cbr\u003e4. The amplifier has a built-in large speaker with loud sound.\u003cbr\u003e5. Frequency range: 2400MHz-2483MHz\u003cbr\u003e6. Working distance: 30 meters\u003cbr\u003e7. Battery type: Rechargeable lithium battery\u003cbr\u003e8. Battery capacity: microphone: 300mAh, amplifier: 2200mAh\u003cbr\u003e9. Battery voltage: 3.5V-4.2V\u003cbr\u003e10. Transmit power: 3dbm\u003cbr\u003e11. Receiver sensitivity: -89dbm\u003cbr\u003e12. Transmitter sensitivity: -52+\/-3db\u003cbr\u003e13. Signal-to-noise ratio: 90db\u003cbr\u003e14. Duration of use: 8 hours of continuous use (amplifier), 8 hours of continuous use (microphone)\u003cbr\u003e15. Charging time: 1-2 hours\u003cbr\u003e16. Overall dimensions: 57x48x16mm (microphone), tube length 150mm, 98.5x89x40mm (amplifier)\u003cbr\u003e17. Weight: 27.5g (transmitter including headband) 200g (amplifier)\u003cbr\u003e\u003cbr\u003ePacking list:\u003cbr\u003eWireless microphone\u003cbr\u003eVoice amplifier\u003cbr\u003eDouble-ended charging cable\u003cbr\u003eInstruction card\u003cbr\u003eCute stickers\u003cbr\u003eStrap chain (optional)\u003cbr\u003e\u003cbr\u003e","brand":"ASiNG","offers":[{"title":"Default Title","offer_id":44955100348663,"sku":"TBD0604766302","price":73.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/6734\/0535\/files\/TBD0604766302.jpg?v=1717576751","url":"https:\/\/buy2fix.co.uk\/fr\/products\/asing-s16-2-4g-wireless-voice-amplifier-with-headset-microphone-for-teachers-tour-guides-with-strap-chain","provider":"Buy2fix","version":"1.0","type":"link"}