Note : tidak termasuk baterai dan hot shoe Key Features :  1.Designed with battery compartment,power supply is more convenient. 2.Two buttons on the back for easy control of battery power and battery removal, four battery level indicators. 3.One to One Transmission distance up to 200m (in straight line barrier-free environment). 4. The Ultra low Latency is about 0.1s,can ignore. 5. The transmitter is designed with HDMI local Loopout. 6. Support multiple power supply modes 7. One transmitter can work with up to four receivers at the same time 8. Bulit-in wireless transmission protocol, No WiFi / network or apps are Required; 9. Plug and Play: we have paired well when ship,you get it ,plug and play.  10.Support mic input and audio seperation. 11.Highly Compatible: Fully compatible with 1080P HDMI game host/DVD/Set-top-box/PS3/4/5/ Xbox/Computer/HD Camera etc. video source devices and HDMI display monitor/TV/Projectors. 12. When One to one mode,can go through one wall/ door or celling.very strong transmission ability  Pls Note :   1.  The RX cannot work alone ,one TX can match up to 4 RXs. This operation requires additional purchase of the Receivers;  RX=Receiver, TX=Transmitter.  2. HDMI Cable ,Battery are not included  3. With the increase of RX, or the barriers, the wireless transmission distance will be shortened. such as :  1 TX to 1 RX transmission distance: max. 200m; 1 TX to 2 RX transmission distance: max. 60m; 1 TX to 3 RX transmission distance: max. 30m; 1 TX to 4 RX transmission distance: max. 20m;  4.The IR function only works under one TX to one RX mode .   Package Content for the option of " 1 Set ": 900s Pro 200m Wireless Transmitter x 1 900s Pro 200m Wireless Receiver     x 1 Antenna      x 4 5V 2A Power Adapter x 2 USB Power Cable x2 IR cable  x 2 User manual  x 1