Midcoast-based a cappella vocal ensemble VoXX: Voice of Twenty will present four performances in June and July. The program, “Music from the British Isles,” focuses on works by choral composers ranging from Byrd to Britten and beyond.

Concert dates and venues include:

• Friday, June 21, 7:30 (pre-concert talk at 7 p.m.) at Union Hall, 24 Central Street, Rockport.

• Saturday, June 22, 7:30 (pre-concert talk at 7 p.m.) at St. John’s Episcopal Church, 234 French Street, Bangor.

• Saturday, July 13, 7:30 (pre-concert talk at 7 p.m.), United Farmers’ Market, 18 Spring Street, Belfast.

• Sunday, July 14, 4:00 (pre-concert talk at 3:30 p.m.) Old South Baptist Church, Salt Pond Road, Cushing.

Tickets are $15 (cash or check), available at the door. For more information, visit voiceoftwenty.com.