Compatible Radio Models: PTX Series: BR950, PTX700, PTX760, PTX780 Series: GP140, GP238, GP240, GP280, GP318, GP540, GP580, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP650, GP680, GP960, GP1280; HT Series: HT750, HT1250, HT1250LS, HT1250 +, HT1550, HT1550XLSMTX Series: MTX150, MTX450, MTX850, MTX850 , MTX860, MTX950, MTX960, MTX1500, MTX4500, MTX1550, MTX4550, MTX8250, MTX8250 , MTX9250 PRO Series: PR860, PRO5150, PRO5350, PRO5450, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7550, PRO7750, PRO9150; Series: MTP700, MTP750, MTP810Ex, MTP850Ex.This cable can be applied on the following operating systems: Windows 98ME/Windows 2000/Windows 2003/Windows XP, Windows 7 - 32/64 bit/Windows 8 - 32/64 bit/VistaFrequency Range: depend on the radioStorage Channel: depend on the radioTalk Range: depend on the radioMaximum Range: 5km-10kmIs,Display: NoWalkie Talkie Type: PortableModel Number: USB programming cable GP328Type: AccessoriesNotice: (There's Only USB Driver in the CD, Radio Programming software NOT included).If you need Programming Software for the radio, pls leave us message and we will send to you.Gently Reminder: 1)Please install the USB driver software accordingly before the programming.The cable is randomly shipped in two different chips: Prolific 2303 and CH340.You can refer to "Computer Greater than Device Manager Greater than Ports(COM&) "for the chip model when you connect it to the PC, below are the free software downloading link to each chip. 2)Or you can install both software if you are still not which model of the chip you received.colour: blackMaterial: plasticsize: Line length: about 1 meterPackage Contents: 1*USB Programming Cable Radio1*USB drive CDNotice: If your radio model not listed above, please see my other item or email us your model number, then we will help you find one that suit for youOnly the above package content, other products are not included.Note: Light 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.