GE 7L Linear Array Transducer/Probe 1. Type:linear array 2. Frequency:2.5 - 7.0 MHz. 3. Compatible system: GE Logiq 3; GE Logiq 7; GE Logiq 9; GE Logiq S6; GE Vivid 4; GE Vivid 7 Expert; GE Vivid 7 Pro 4. Application:Small Parts, Vascular, Pediatrics 5. Condition: original, in good working condition 6. With 60 days warranty