Motorola RKN4100A, Replacement 24" Cable for AAHMN9054/AAHMN9057 Public Safety Speaker Mic Quantity in Basket: None Code: RKN4100A Price: $39.90 Shipping Weight: 2.00 pounds Quantity: Motorola RKN4100A, 24" Replacement Cable Assembly for AAHMN9054 & AAHMN9057 Public Safety Remote Speaker Microphones. Fits HT750, HT1250, HT1250LS+, HT1550XLS Radios.