藍牙是一個由Bluetooth Special Interest Group開發的無線個人區域網絡(PAN)技術。藍牙技術最初是由Ericsson公司提出作為針對小型、廉價無線設備的標準,以替代有線電纜連接並允許短距離的通信。藍牙技術使用戶可以在不使用網絡的情況下簡易,安全,穩定地連接許多不同的設備。它是丹麥國王Harald Bluetooth的名字命令的,它專門用以提供各種電子設備間點對點,或點對多點的通訊連接服務。它使用FHSS技術,在79個RF頻道中每秒跳躍1600次。在90年代中期,這項技術開始發展。到目前,它已經使用非常廣泛了。
Looking for the best quality dual device pairing, two way radio Bluetooth headset? The BTHD1 is an upgraded model to include the popular HD Noise cancelling DSP earpiece providing excellent audio response and also superb noise cancelling on both the microphone and earphone functions. Dual pairing Bluetooth version 4.0 allows the headset to simultaneously operate with both a HT walkie talkie and also with another Bluetooth device such as a smartphone or tablet. We carefully selected the components to provide the best quality BT kit on the market.
Compare before you buy!
The BTHD1 kit includes additional accessories that other headset kits do not. We value add these items:
USB Wall plug 90-240Vac adapter
micro USB cables - Charge all three devices at once
Fabric clip for attaching the PTT (push to talk) switch to clothing
Pre-paired headset, transmitter and PTT switch to work right out of the box
Cloth drawstring bag to protect and carry the kit accessories
Ships same or next business day from our HONGKONG warehouse.
Talk Time: 8 hours typical
Charge Time: 2 hours
Standby mode: 2 days typical
Two way radio wireless adapter, bluetooth headset v4.0, wireless 2.4 GHz PTT switch
How to change language:
Press On/Off button and volume plus button to change language
Kit Contents
1 x Bluetooth Headset - v4.1 Dual Pairing
1 x Two Way Radio Bluetooth Dongle
1 x Wireless Bluetooth PTT FOB
1 x Charging Cable – Dual Output
1 x USB Wall Charger 100 - 240Vac / 5Vdc @1A
1 x User Manual
🛒BUY IT NOW: https://www.409shop.com/409shop_product.php?id=124826