Motorola CP150/200, CT250/450, GP300, GTX, P110, P1225, SP50, Heavy Duty Headset . (BDN6648) Quantity in Basket: None Code: BDN6648 Price: $446.25 Shipping Weight: 5.00 pounds Suggested List: $525.00 Quantity: Motorola (BDN6648) Heavy Duty Headset with Noise Cancelling Boom Microphone, Behind-the-Head (Can Be Worn With Hardhat), Noise Reduction rating = 24db. Fits CP150, CP200, CT250, CT450, GP300, GTX, P110, P1225, SP50 and SP50+. 5/5/14