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Solar Energy or Vehicle starting Battery Super Capacitor 2.7V 3000F.
2 in 1 Bluetooth receiver and transmitter which incorporated the latest "aptX" decoder for Bluetooth HD quality music. The Saturn is simple to use and enables any Bluetooth enabled music device to connect both Bluetooth and non-Bluetooth devices.
Car Bluetooth Music Handfree MP3 FM Module.
USB microphone with a cardioid capacitor and a standard point to USB, it can be used for any WINDOWS system and MAC systems, in addition, it can automatically identify a variety of other recording equipment.
USB Wireless Microphone for Computer.
Bluetooth Stereo Receiver and Transmitter. This item can turn the ordinary speaker or headset into Bluetooth speaker and headset, then you can compare it with your Bluetooth Phone or Music player.
6N1 (6N2 6N6 6N11 6H23 6DJ8 6922 6N4) tube preamp tone. 6N1J quality neutral pH, thick bass, treble is not harsh, clear.
The smallest Android TV player in the world' Looks like a USB flash drive, twice as big as a USB stick, but compared to a regular small Android TV box, the size is only 25%. Can attach it to the back of your TV, easy to hide.