COMPATIBILITY - GTV-RC-AU Voice Replacement Remote Control Compatible with EKO Google TV K320UGT K400UGT K550UGT EASY TU USE - Without any programming or paired, Just input 2 pcsAAA alkline batteries(not included) ant it's work well (NOTE: If you need to use the voice function, you need to pair the remote control with the device first.) The voice pairing method is as follows: Press and hold the [HOME] and [BACK] buttons at the same time. The BACK button will delay for 300MS to send a code. This delay is only for infrared mode and not for Bluetooth mode. When the [DOWN] and [BACK] buttons are pressed at the same time, a new code will be sent. The infrared code is 0xA05F 0x94, and the Bluetooth code is 0x070x0094. Bluetooth connection model: RC175A - T03 EXCELLENT PERFORMANCE- Engineered with high-quality ABS material and a new-gen smart chip, delivers instant button response and reliable 8m/26ft range coverage. Its 120-degree wide-angle design eliminates positioning constraints, while the ergonomic curved shape ensures comfortable, fatigue-free control for extended daily use PACKAGE LIST - 1 * Remote Control ( Instruction Not Included.) If you have any questions, please contact us through AMZ tools and we will help you within 12 hours