RFMW Ltd. announces design and sales support for the QPQ1291, a highly selective, low drift, BAW filter for full Band 41 TDD-LTE Tx/Rx. The Qorvo QPQ1291 has excellent WiFi rejection of 39 dB at WiFI channel 11, yet only 3.8 dB in-band insertion loss. Performance is rated over -20 to +85 degrees Celsius. Available in a RoHS compliant, 2.0 x 1.6 mm SMT package, return loss of the QPQ1291 is 9 dB.