What's in the box:

Tomshine Mini DMX512 Mutifunctional Optical Repeater Amplifier 3 Pin XLR Input and Output for for Stage Light DJ Show Home Party Pub Club Bar

This kind of DMX512 optical repeater/amplifier is small in size and light in weight that it is easy for you to carry. It is specially designed for connection of DMX512 receivers like dimmer, par light, moving lights, etc. It amplifies the DMX512 signal, making the DMX512 data transmission more reliable. With 1000V isolation between input and output, each interface also has over-current protection, so all of these will maximize the protection of your console and lighting.

Features:
MINI SIZE AND LIGHT WEIGHT: Its mini size and light weight ensure that you can carry easily.
EASY INSTALLATION: Simple design makes you install quickly.
SIMPLE OPERATION: You just need to connect this DMX512 amplifier between two DMX512 receivers.
THREE USAGES: It can be used as DMX512 signal repeater between DMX512 signal lines or functioned as the optical isolation for protecting console by linking the console output. It also can be used as 120 ohm terminator when the In port connected to the end of the DMX512 signal fixture.
WIDE APPLICATION: It is suitable any one of DMX512 equipments.

Specifications:
Input voltage: DC 5v 500mA min
DMX512-1990 compatible
3 pin XLR input and output
LED indicator show power
1 output from a single input.
Control up to 512 channels.
Electrical isolation between input and output
Material: Zinc alloy
Item color: Black
Warranty: 1 year
Item size: 10 * 1.9 * 1.9cm/3.9 * 0.7 * 0.7in L * W * H
Item weight: 68g/2.4oz
Package size: 16 * 14 * 4cm/6.3 * 5.5 * 1.6in L * W *H
Package weight: 172g/6.1oz

Notes:
1. The input voltage can not exceed 5v, please use the provided power adapter.
2. This item is non-waterproof, please use it carefully.

Package list:
1 * DMX 512 repeater
1 * Adapter
1 * Instruction (English)