Kenwood KMC-17, Heavy Duty Speaker Microphone with Earphone Jack for TK2100/3100/3101/260/360(G)/270 Quantity in Basket: None Code: KMC17 Price: $73.80 Shipping Weight: 2.00 pounds Quantity: Kenwood KMC-17, Speaker Microphone with 2.5 mm Earphone Jack. Fits TK 250/350, 260/360(G), 270/370(G), 353, 430/431 and 2100/3100 Protalk Handhelds.