10M15A - 10.7 MHZ Band-Pass Monolithic Crystal Filter (2-pole)

• 3000 Ohm in/out Impedance
• ​Bandwidth of 15 KHZ (+/- 7500 HZ) @ -3 dB
• Bandwidth of 25 KHZ (+/- 12.5 KHZ) @ -18 dB
• Pass-band ripple 1 dB
• Insertion loss: 1.5 dB max
• Compact HC-49 11 x 11 x 4.65 mm 

NBFM receiver's IF filter