Compatibility: Fatshark Dominator V1, V2, V3, HD1, , HD3, HDO, HDO2, 04L, 04X, for V1 V2 FPV goggles (requires separate 5.8G RX PORT module) Hardware: ESP32 microcontroller + 0.96-inch TFT LCD + 5-way navigation button. module with -98 dBm sensitivity + buzzer. User Interface:Bilingual interface based on LVGL. Frequency Range:Switch between 5.3G-5.9G or 4.9G-6.1G via the settings menu 5.3G-5.9G, 48 frequencies (A, B, E, F, R, L bands): {5865, 5845, 5825, 5805, 5785, 5765, 5745, 5725} / A CH1-8; {5733, 5752, 5771, 5790, 5809, 5828, 5847, 5866} / B CH1-8; {5705, 5685, 5665, 5645, 5885, 5905, 5925, 5945} / E CH1-8; {5740, 5760, 5780, 5800, 5820, 5840, 5860, 5880} / F CH1-8; {5658, 5695, 5732, 5769, 5806, 5843, 5880, 5917} / R CH1-8; {5362, 5399, 5436, 5473, 5510, 5547, 5584, 5621} / L CH1-8 4.9G-6.1G, 22 frequencies (U, H, V bands): {4990, 5020, 5050, 5080, 5110, 5140, 5170, 5200} / V CH1-8; {4867, 4884, 4921, 4958, 4995, 5032, 5069, 5099} / U CH1-8; {5960, 5980, 6000, 6020, 6040, 6060} / H CH1-6 Power Supply: 5V @ 450mA. Weight: 23.4g. Dimensions: 42.6mm (L) x 26mm (W) x 21.5mm (H). Operation Instructions: Main Interface: Long the OK button to lock/unlock manual channel selection. Short to enter the menu. When unlocked, use the keys to adjust the frequency. Menu Options: Divided into three sections-Receiver, Settings, and About. Use the keys to navigate, OK to enter submenus, and the left button to return to the main screen. Receiver Submenu: Spectrum Scanning: Displays signal strength for 5.3G-5.9G or 4.9G-6.1G. Channel Scanning: Automatically scans and switches to the channel with the strongest signal, displayed in the top-right corner. Signal Calibration: Calibrate the RSSI signal. Calibration fail if video transmission is not enabled. Successful calibration be saved. Settings Menu: In the settings menu, you can adjust the display backlight, fan speed, boot animation, buzzer on/off, OSD format, system language, and output signal source. Firmware Update: Firmware updates can be done via the TYPE-C USB port. FPVspeed VRX-S1 4.9G 5.8G 6G 70CH PLUS Dual Antenna Receiver Module, Compatible with for , Fatshark, for V1/V2 Goggles 4.9G 5.8G 6G PLUS Dual Antenna Receiver Module for /for Fatshark /for V1 V2 Glasses Adaptation: for Fatshark Dominator V1, V2, V3,HD1, , HD3, HDO, HDO2, 04L,04X for V1 V2 Color: As Shown Material: plastic Package Contents: 1 * FPV Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.